Panasonic TY-TP42P8-S Service Manual page 59

10.5. X-Photo 4 Board Schematic Diagram (TY-TP50P8-S)
5V
5V
C1
0.1u
A
R17-20
10k
16
1 15
SEL0
A VCC Y0
2 14
SEL1
B Y1
SEL2 3 13
Y2
C
12
Y3
5V
11
Y4
6 10
G1 Y5
4 9
SEL3
G2A Y6
5 7
G2B Y7
GND
8
3 TO 8 LINE
DECODER
5V
C2
0.1u
B
16
1 15
VCC Y0
A
2 14
B Y1
3 13
C Y2
12
Y3
11
Y4
6 10
Y5
G1
4 9
Y6
G2A
5 7
G2B GND Y7
8
74HC138
3 TO 8 LINE
5V DECODER
C3
0.1u
8
VCC
C
PHCOM 7 1
CH0
COM
6 2
CH1 INH
5
A
VEE GND
3 4 U3
TC7W53FK
PHOUT SW
TO
X-PHOTO 3 BOARD
(J11)
J16
AD0 1 1
1
AD0
2 2
AD1
2 AD1
3 3
AD2
3 AD2
AD3 4 4
D
4 AD3
AD4 5 5
5
AD4
AD5 6 6
6
AD5
AD6 7 7
7
AD6
8 8
PHON
8 PHON
9
9 LEDON
SEL0 10 10
10 SEL0
SEL1 11 11
11
SEL1
SEL2 12 12
12
SEL2
SEL3 13 13
13
SEL3
14 14
RANGE1
14 RANGE1
15 15
RANGE2
15 RANGE2
16
16 PENDATA
5V 5V
17
+5V
18
+5V
19
+5V
17 17
PHCOM
20 PHCOM
E 18
21 ILEDCOM
5V
22
GND
C23 23
C22 GND
6.3V
0.1u
24
GND
47u
25 NC
26 NC
TY-TP50P8-S
X-Photo 4 Board Schematic Diagram
1 2
5V
5V
C4
0.1u
R21-24
10k
16
AD0 11 13
PH.SINK1
VCC 0
A
10 14
AD1 PH.SINK2
1
B
9 15
AD2 PH.SINK3
C 2
6 12
PH.SINK4
INH 3
1
PH.SINK5
4
5 PH.SINK6
5
R4 0 3 2
PH.SINK7
6
COM
4
PH.SINK8
7
VSS VEE
U4
8 7
74HC4051
8ch
U1 ANALOG
MULTIPLEXER
74HC138
U2
5V
C5
U5
0.1u
UPC842G
R29
R28 2
8
10k -
100k
1
U5
3
+
R33
4
UPC842G 5
2k
+
6
7
-
R32
R30
10k
2k
R31
100k
TO
Y-PHOTO 2 BOARD
(J10)
J17
1
1 AD0
2
2 AD1
3
3 AD2
4
4 AD3
5
5 AD4
6
6 AD5
7
7 AD6
8
8 PHON
9
9 LEDON
10
10 SEL0
11
11 SEL1
12
12 SEL2
13
13 SEL3
14
14 RANGE1
15
15 RANGE2
16
16 PENDATA
17 +5V
18 +5V
19 +5V
17
20 PHCOM
18
21 ILEDCOM
22 GND
23 GND
24 GND
25 NC
26 NC
3
5V
5V C10
0.1u
R39-42
16
10k
1 15
AD3 PH.DRV1
A VCC Y0
2 14
AD4 PH.DRV2
Y1
B
AD5 3 13 PH.DRV3
Y2
C
12 PH.DRV4
Y3
11 PH.DRV5
5V
Y4
6 10 PH.DRV6
G1 Y5
4 9
AD6
G2A Y6
5 7
Y7
G2B GND
8
U8
74HC238
3 TO 8 LINE
DECODER
5V 5V
C7
0.1u
R34
R25-27
2k
10k 16
11 12
RANGE1
A VCC X0 R35
5.1k
RANGE2 10 13
X1
B
PHON 9
C R36
6 2 1.2k
Y0
INH
1
Y1
14
X
15 5
Y Z0
C6 4
3
Z Z1
3300p VSS VEE
U6
8 7
74HC4053
OPTICAL NOISE CANCEL,
5V
C8 GAIN CONTROL
0.1u
2
8
-
1
Q1 3
+
4
FB1L2Q
C9
3300p
R37 R38
200 2k
U7
UPC842G
5
+
6
7
-
U7
UPC842G
X-PHOTO 4 BOARD
G541-K1TD03 (TY-TP50P8-S)
4 5
59
R43
P1 P9 P17 P25 P33 P41 10k
PH.SINK1
R44
P2 P10 P18 P26 P34 P42 10k
PH.SINK2
R45
P3 P11 P19 P27 P35 P43 10k
PH.SINK3
R46
P4 P12 P20 P28 P36 10k
PH.SINK4
R47
P5 P13 P21 P29 P37
PH.SINK5 10k
R48
P6 P14 P22 P30 P38 10k
PH.SINK6
R49
P7 P15 P23 P31 P39 10k
PH.SINK7
R50
P8 P16 P24 P32 P40 10k
PH.SINK8
C12 C13 C14 C15 C16 C17
0.1u 0.1u 0.1u 0.1u 0.1u 0.1u
PHOTO
TRANSISTOR
MATRIX
C
P1-P78
PT100MF0MP
E
TY-TP50P8-S
X-Photo 4 Board Schematic Diagram
6 7
TY-TP42P8-S / TY-TP50P8-S
8